fork download
copy 
  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     char operator;
  5.     double number1, number2;
  6.  
  7.     printf("Enter an operator (+, -, *, /): ");
  8.     scanf("%c", &operator);
  9.  
  10.     printf("Enter two numbers: ");
  11.     scanf("%lf %lf", &number1, &number2);
  12.  
  13.     switch(operator) {
  14.         case '+':
  15.             printf("%.2lf + %.2lf = %.2lf", number1, number2, number1 + number2);
  16.             break;
  17.         case '-':
  18.             printf("%.2lf - %.2lf = %.2lf", number1, number2, number1 - number2);
  19.             break;
  20.         case '*':
  21.             printf("%.2lf * %.2lf = %.2lf", number1, number2, number1 * number2);
  22.             break;
  23.         case '/':
  24.             if(number2 == 0) {
  25.                 printf("Error! Division by zero.");
  26.             } else {
  27.                 printf("%.2lf / %.2lf = %.2lf", number1, number2, number1 / number2);
  28.             }
  29.             break;
  30.         default:
  31.             printf("Error! Operator is not correct");
  32.     }
  33.  
  34.     return 0;
  35. }
Success #stdin #stdout 0s 5268KB
comments (?)
stdin
copy 
2+2
stdout
copy 
Enter an operator (+, -, *, /): Enter two numbers: Error! Operator is not correct
https://ideone.com/9TjpgL
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!